enlargement vs reinforcing

enlargement

noun
  • An act or instance of making something larger. 

  • Diffuseness of speech or writing; a speaking at length. 

  • A making more obvious or serious; exacerbation. 

  • An image, particularly a photograph, that has been enlarged. 

reinforcing

noun
  • Something that reinforces. 

adj
  • Used to reinforce. 

How often have the words enlargement and reinforcing occurred in a corpus of books? (source: Google Ngram Viewer )